RX 6600S vs RX 6600M

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Combined performance score

RX 6600M
35.11

RX 6600S outperforms RX 6600M by 1% in our combined benchmark results.

General info

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance ranking137135
Place by popularitynot in top-100not in top-100
ArchitectureRDNA 2 (2020−2022)RDNA 2 (2020−2022)
GPU code nameR21M-E65-70Navi 23
Market segmentLaptopLaptop
Release date1 September 2020 (3 years old)4 January 2022 (2 years old)

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores17921792
Core clock speed2068 MHzno data
Boost clock speed2177 MHz1881 MHz
Number of transistors11,060 million11,060 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)100 Watt (50 - 100 Watt TGP)80 Watt
Texture fill rate235.8224.0

Size and compatibility

Information on Radeon RX 6600M and Radeon RX 6600S compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizemedium sizedmedium sized
InterfacePCIe 4.0 x8PCIe 4.0 x8
Supplementary power connectorsNoneNone

Memory

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR6GDDR6
Maximum RAM amount8 GB8 GB
Memory bus width128 Bit128 Bit
Memory clock speed14000 MHz16000 MHz
Memory bandwidth256.0 GB/s224.0 GB/s
Shared memory--

Video outputs and ports

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs

API support

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX12 Ultimate (12_2)12.0 Ultimate (12_2)
Shader Model6.56.5
OpenGL4.64.6
OpenCL2.12.1
Vulkan1.21.2

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

RX 6600M 35.11
RX 6600S 35.29
+0.5%

RX 6600S outperforms RX 6600M by 1% in our combined benchmark results.


Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 25%

RX 6600M 13609
RX 6600S 13678
+0.5%

RX 6600S outperforms RX 6600M by 1% in Passmark.

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD100
+0%
100−110
+0%
1440p55
+0%
55−60
+0%
4K30
+0%
30−35
+0%

Performance in popular games

Full HD
Low Preset

Cyberpunk 2077 110
+80.3%
60−65
−80.3%

Full HD
Medium Preset

Assassin's Creed Odyssey 108
+68.8%
60−65
−68.8%
Assassin's Creed Valhalla 95
+53.2%
60−65
−53.2%
Battlefield 5 100−110
−1%
100−110
+1%
Call of Duty: Modern Warfare 95−100
−1.1%
95−100
+1.1%
Cyberpunk 2077 90
+47.5%
60−65
−47.5%
Far Cry 5 116
+27.5%
90−95
−27.5%
Far Cry New Dawn 100
+14.9%
85−90
−14.9%
Forza Horizon 4 202
+83.6%
110−120
−83.6%
Hitman 3 154
+38.7%
110−120
−38.7%
Horizon Zero Dawn 124
+63.2%
75−80
−63.2%
Red Dead Redemption 2 55−60
+0%
55−60
+0%
Shadow of the Tomb Raider 120
+42.9%
80−85
−42.9%
Watch Dogs: Legion 120
+81.8%
65−70
−81.8%

Full HD
High Preset

Assassin's Creed Odyssey 106
+65.6%
60−65
−65.6%
Assassin's Creed Valhalla 79
+27.4%
60−65
−27.4%
Battlefield 5 100−110
−1%
100−110
+1%
Call of Duty: Modern Warfare 95−100
−1.1%
95−100
+1.1%
Cyberpunk 2077 72
+18%
60−65
−18%
Far Cry 5 108
+18.7%
90−95
−18.7%
Far Cry New Dawn 96
+10.3%
85−90
−10.3%
Forza Horizon 4 199
+80.9%
110−120
−80.9%
Hitman 3 144
+29.7%
110−120
−29.7%
Horizon Zero Dawn 98
+28.9%
75−80
−28.9%
Metro Exodus 80
+29%
60−65
−29%
Red Dead Redemption 2 55−60
+0%
55−60
+0%
Shadow of the Tomb Raider 110
+31%
80−85
−31%
The Witcher 3: Wild Hunt 142
+63.2%
85−90
−63.2%
Watch Dogs: Legion 107
+62.1%
65−70
−62.1%

Full HD
Ultra Preset

Assassin's Creed Odyssey 79
+23.4%
60−65
−23.4%
Assassin's Creed Valhalla 69
+11.3%
60−65
−11.3%
Battlefield 5 100−110
−1%
100−110
+1%
Cyberpunk 2077 61
+0%
60−65
+0%
Far Cry 5 101
+11%
90−95
−11%
Far Cry New Dawn 89
+2.3%
85−90
−2.3%
Forza Horizon 4 168
+52.7%
110−120
−52.7%
The Witcher 3: Wild Hunt 85
−2.4%
85−90
+2.4%
Watch Dogs: Legion 59
−11.9%
65−70
+11.9%

1440p
High Preset

Call of Duty: Modern Warfare 55−60
−1.8%
55−60
+1.8%
Hitman 3 60−65
−1.6%
60−65
+1.6%
Horizon Zero Dawn 66
+34.7%
45−50
−34.7%
Metro Exodus 47
+23.7%
35−40
−23.7%
Red Dead Redemption 2 27−30
+0%
27−30
+0%
Shadow of the Tomb Raider 67
+28.8%
50−55
−28.8%

1440p
Ultra Preset

Assassin's Creed Odyssey 51
+30.8%
35−40
−30.8%
Assassin's Creed Valhalla 52
+36.8%
35−40
−36.8%
Battlefield 5 75−80
−1.3%
75−80
+1.3%
Cyberpunk 2077 36
+33.3%
27−30
−33.3%
Far Cry 5 90
+40.6%
60−65
−40.6%
Far Cry New Dawn 85
+26.9%
65−70
−26.9%
Forza Horizon 4 128
+73%
70−75
−73%
The Witcher 3: Wild Hunt 62
+26.5%
45−50
−26.5%
Watch Dogs: Legion 42
+35.5%
30−35
−35.5%

4K
High Preset

Call of Duty: Modern Warfare 30−35
+0%
30−35
+0%
Hitman 3 35−40
+0%
35−40
+0%
Horizon Zero Dawn 17
−52.9%
24−27
+52.9%
Metro Exodus 28
+16.7%
24−27
−16.7%
Red Dead Redemption 2 18−20
+0%
18−20
+0%
Shadow of the Tomb Raider 31
+14.8%
27−30
−14.8%
The Witcher 3: Wild Hunt 44
+7.3%
40−45
−7.3%

4K
Ultra Preset

Assassin's Creed Odyssey 29
+20.8%
24−27
−20.8%
Assassin's Creed Valhalla 27
+28.6%
21−24
−28.6%
Battlefield 5 40−45
+0%
40−45
+0%
Cyberpunk 2077 14
+27.3%
10−12
−27.3%
Far Cry 5 44
+33.3%
30−35
−33.3%
Far Cry New Dawn 48
+33.3%
35−40
−33.3%
Forza Horizon 4 74
+51%
45−50
−51%
Watch Dogs: Legion 21
+16.7%
18−20
−16.7%

This is how RX 6600M and RX 6600S compete in popular games:

1080p resolution:

  • RX 6600S is 0% faster than RX 6600M

1440p resolution:

  • RX 6600S is 0% faster than RX 6600M

4K resolution:

  • RX 6600S is 0% faster than RX 6600M

Here's the range of performance differences observed across popular games:

  • in Forza Horizon 4, with 1080p resolution and the Medium Preset, the RX 6600M is 83.6% faster than the RX 6600S.
  • in Horizon Zero Dawn, with 4K resolution and the High Preset, the RX 6600S is 52.9% faster than the RX 6600M.

All in all, in popular games:

  • RX 6600M is ahead in 49 tests (72%)
  • RX 6600S is ahead in 11 tests (16%)
  • there's a draw in 8 tests (12%)

Advantages and disadvantages


Performance score 35.11 35.29
Recency 1 September 2020 4 January 2022
Power consumption (TDP) 100 Watt 80 Watt

We couldn't decide between Radeon RX 6600M and Radeon RX 6600S. The differences in performance seem too small.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

User ratings

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AMD Radeon RX 6600M
Radeon RX 6600M
AMD Radeon RX 6600S
Radeon RX 6600S

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